Rounding out the top tier are Imagine Dragons' "Radioactive" at No. 6, P!nk's "Just Give Me a Reason" featuring fun.'s Nate Ruess at No. 7, Selena Gomez's "Come & Get It" at No. 8, Ariana Grande's "The Way" featuring Mac Miller at No. 9 and Icona Pop's "I Love It" featuring Charli XCX at No. 10.
DISCUSS AND COMMENT ON THIS STORY Reality TV World now offers Facebook Comments on our stories. To post a comment, log into Facebook and then 'Add' your comment. To report spam or abuse, click the 'X' in the upper right corner of the comment box.